package cn.micai.base.math;

/**
 * @author zhaoxinguo on 2018/4/9.
 * @email sxdtzhaoxinguo@163.com
 * @qq 827358369
 * @phone 18611966723
 * @description 数组
 */
public class ArrayTest {

    public static void main(String [] args) {

        long[] arr = new long[] {2, 3, 4};

        arr[0] = 1;

        System.out.println(arr[0]);
        System.out.println(arr[1]);
        System.out.println(arr[2]);

    }

}
